Window: length-Eigenschaft

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

Gibt die Anzahl der Frames (entweder <frame> oder <iframe> Elemente) im Fenster zurück.

Wert

Eine Zahl.

Beispiele

js
if (window.length) {
  // this is a document with subframes
}

Spezifikationen

Specification
HTML
# dom-length-dev

Browser-Kompatibilität

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
length

Legend

Tip: you can click/tap on a cell for more information.

Full support
Full support